felsite

noun
fel·​site | \ ˈfel-ˌsīt How to pronounce felsite (audio) \

Definition of felsite

: a dense igneous rock consisting almost entirely of feldspar and quartz

Other Words from felsite

felsitic \ fel-​ˈsi-​tik How to pronounce felsite (audio) \ adjective

First Known Use of felsite

1794, in the meaning defined above

History and Etymology for felsite

felspar + -ite

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The first known use of felsite was in 1794

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Cite this Entry

“Felsite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/felsite. Accessed 14 Jun. 2021.

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More from Merriam-Webster on felsite

Britannica.com: Encyclopedia article about felsite

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